subdural hemorrhage


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sub·du·ral hem·or·rhage

extravasation of blood between the dural and arachnoidal membranes; acute and chronic forms occur; chronic hematomas may become encapsulated by neomembranes.
Synonym(s): subdural hematoma

subdural hemorrhage

cerebral hemorrhage into the subdural space, often caused by trauma with resulting damage to the middle meningeal artery. See also cerebrovascular accident, subdural hematoma.

sub·dur·al hem·or·rhage

(sŭb-dūr'ăl hem'ŏr-ăj)
Extravasation of blood between the dural and arachnoidal membranes; acute and chronic forms occur; chronic hematomas may become encapsulated by neomembranes.
Synonym(s): subdural hematoma.

sub·du·ral he·ma·to·ma

(sŭb-dūr'ăl hē'mă-tō'mă)
Extravasation of blood between dural and arachnoidal membranes; acute and chronic forms occur; chronic hematomas may become encapsulated by neomembranes.
Synonym(s): subdural hemorrhage.
References in periodicals archive ?
As with subdural hemorrhage at this level, the typical CT finding is focal hyperdensity posterior to the clivus with variable degrees of mass effect upon the adjacent brainstem.
A retrospective study showed that patients with abusive head trauma were more likely to present with neurologic symptoms (unconsciousness, seizure, and paralysis), subdural hemorrhage, retinal hemorrhages, and no history of injury caused by the caregiver (7).
Outcome is usually poor, for those fetuses affected with high grade IVH or subdural hemorrhages.
In the literature, it has been reported that subarachnoid and subdural hemorrhage is very rare after mild head traumas (2, 12).
When it occurs, its most frequent site is in the subarachnoid space [1,3], followed by the intracerebral and intratumoral topography The subdural hemorrhage constitutes an even rarer event [1,3,6] and usually coexists with hemorrhage in other locations [3].
In 1 patient a subdural hemorrhage was detected (29).
In a recent case, the Dublin city coroner, ignoring the opinions of specialists involved in the case, recorded the cause of death in an infant as "natural causes," saying: "there is no evidence of cerebral trauma or 'shaken baby syndrome,' despite the radiological and clinical findings of subdural hemorrhage and retinal hemorrhages.
In a subdural hemorrhage, the bleeding occurs between the brain and the dura mater.
Contact forces cause focal injuries (scalp contusion, skull fracture, epidural hemorrhage), whereas acceleration-deceleration (primarily rotational forces) result in diffuse injuries (eg, subdural hemorrhage, diffuse axonal injury, intermediate contusion).
The research project underlying the study investigated the quantity and quality of evidence recorded when a subdural hemorrhage is detected, and evaluated the use made of such evidence in making decisions that determine the social and legal consequences for the victims and their families.
In contrast, subdural hemorrhage is associated with parallel increases in protein concentration and erythrocyte count or Hb concentration.
In 5%-35% of cases, shunt surgery leads to severe complications, including infection, subdural hemorrhage, hygroma, or death.